For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningDrive Belt Replacement
Special Tools
EN 6349 Locking Pin
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Open the hood.
Remove the power steering pump belt. Refer to Power Steering Pump Belt
Replacement.
Raise the vehicle by its full height. Refer to Lifting and Jacking the
Vehicl ...
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in. But it will
perform better in the long run if you follow these guidelines:
• Do not drive at any one constant speed, fast or slow, for the first 805 km (500
mi).
Do not make full-throttle starts. Avoid downshifting to brake or slow the v ...
Strut Assembly Replacement
Special Tools
CH 49375 Wrench
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Raise and the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and
Installation.
Separate the brake hose ...